42768390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{203659}}^1$

素因数の和:203676

約数の個数: 32

約数和(自身を含む): 117308160

約数和(自身を除く): 74539770

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 203659, 407318, 610977, 1018295, 1221954, 1425613, 2036590, 2851226, 3054885, 4276839, 6109770, 7128065, 8553678, 14256130, 21384195, 42768390]

約数ペア:

[(1, 42768390), (2, 21384195), (3, 14256130), (5, 8553678), (6, 7128065), (7, 6109770), (10, 4276839), (14, 3054885), (15, 2851226), (21, 2036590), (30, 1425613), (35, 1221954), (42, 1018295), (70, 610977), (105, 407318), (210, 203659)]